With DAB as your wireless carrier, your differential GPS accuracy increases
  to the centimeters range.
  
  DAB is an optimal carrier for DGPS data:
  
    - 
      It provides high transport data rates to allow
      high-precision positioning services, 
- 
      Transmission is very reliable, 
- 
      Good coverage in both cross-country and urban
      environments, 
- 
      Technology is suitable for the upcoming European
      "GALILEO" positioning system, too, 
- 
      No interconnection fees (unlike GSM) 
- 
      Modern DAB reception technology enables
      small, low-powered and inexpensive receivers. 
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